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Memory statistics: demangle symbol names.

This commit is contained in:
Matthias Koefferlein 2018-04-15 01:19:28 +02:00
parent e1922da3b2
commit 1b0317c120
1 changed files with 36 additions and 3 deletions
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39
src/db/db/dbMemStatistics.cc
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@ -24,6 +24,36 @@
#include "dbMemStatistics.h"
#include "tlLog.h"
#ifdef __GNUG__
#include <memory>
#include <cstdlib>
#include <cxxabi.h>
/**
* @brief Demangles symbol names for better readability
*/
static std::string demangle (const std::string &name)
{
int status = 1;
char *dn = abi::__cxa_demangle(name.c_str (), 0, 0, &status);
if (status == 0) {
std::string res (dn);
std::free (dn);
return res;
} else {
return name;
}
}
#else
static std::string demangle (const std::string &name)
{
return name;
}
#endif
namespace db
{
@ -79,11 +109,11 @@ MemStatisticsCollector::print ()
p2s[ShapesCache] = "Shapes cache ";
p2s[ShapeTrees] = "Shape trees ";
if (detailed) {
if (m_detailed) {
tl::info << "Memory usage per type:";
for (std::map<const std::type_info *, std::pair<size_t, size_t> >::const_iterator t = m_per_type.begin (); t != m_per_type.end (); ++t) {
tl::info << " " << t->first->name () << ": " << t->second.first << " (used) " << t->second.second << " (reqd)";
tl::info << " " << demangle (t->first->name ()) << ": " << t->second.first << " (used) " << t->second.second << " (reqd)";
}
tl::info << "Memory usage per category:";
@ -94,10 +124,13 @@ MemStatisticsCollector::print ()
}
tl::info << "Memory usage per master category:";
std::pair<size_t, size_t> tot;
for (std::map<purpose_t, std::pair<size_t, size_t> >::const_iterator t = m_per_purpose.begin (); t != m_per_purpose.end (); ++t) {
tl::info << " " << p2s[t->first] << ": " << t->second.first << " (used) " << t->second.second << " (reqd)";
tot.first += t->second.first;
tot.second += t->second.second;
}
tl::info << tl::endl << " Total : " << tot.first << " (used) " << tot.second << " (reqd)";
tl::info << " Total : " << tot.first << " (used) " << tot.second << " (reqd)";
}
void